r vs K Selection ·
Many Cheap or Few Expensive Offspring
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.com · dN/dt = rN(1 − N/K) · MacArthur–Pianka 1966
r-strategy
many · cheap · fast
K-strategy
few · expensive · slow
Stage
two life history strategies
r-strategist (cod, mouse)
K-strategist (whale, elephant)
Offspring count
Parental investment
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